Text from back of image: "The greatest Zeppelin every constructed, the L-71 built in 1918 by the Germans, to bomb America, is surrendered to England. The L-71 has a cruising radius of 12,000 miles and speed of 100 miles per hour. This giant...

This diagram shows a typical surface cross section as it might appear, magnified many thousands of times, under an electron microscope. The surface might be that of a fiber, or of a painted wall, or even wall paper. In Line No. 1, rough soil...

Written on back: "A Terrace Room with one wall of glass overlooking a garden. Tie-back curtains in a 'Batik' print in black, turquoise, parrot green and olive. The other walls and the ceiling are painted black, enlivened with a parrot green carpet....

Delivers message with its goods. This gaily painted truck delivers insecticides and weed killers in Chicago's Loop twice a day. To create more business for itself, it tells Chicagoans and nearby residents just what it is carrying. The starboard...

Table of Contents: Building the Ocean Bridges; Limestone for Everyone; Nitrate of Sda -- A Life of Necessity; Why Better Roads Immediately; The Brandywine Mill; Painted Furniture; Care of the Rifle; Destructive Disposition of the Crow; Shoot Life...

Delivers message with its goods. This gaily painted truck delivers insecticides and weed killers in Chicago's Loop twice a day. To create more business for itself, it tells Chicagoans and nearby residents just what it is carrying. The starboard...